How to control the budget for kitchen and bathroom renovations in old houses to avoid overspending

The areas most prone to budget overruns in old house renovations are often not because the cabinets or tiles were too expensive, but because once you open up the walls, you discover old issues with plumbing, wiring, subfloors, and wall interiors. This is especially true for kitchens and bathrooms, where one change often affects several different trades. I now clarify the risks that might only be…